Web19. aug 2016 · if (lc ($value) eq lc ("Anon")) what it basically does is, converts your input string and the string to compare with to lower case, and no matter what you enter, it accepts it. Also check the responses given by other guys below. They have pointed out some neat examples as well. – xCodeZone Aug 19, 2016 at 6:11 Add a comment 5 Answers Sorted … Web16. apr 2024 · This block of code uses the Perl cmp function to compare each element in the array, and uses the "\L" I have in front of the $a and $b variables to convert the strings to lowercase. Because each string is made lowercase before the comparison, the end result is the case-insensitive sort order we're looking for.
linux - How to convert text file from lower-case to upper case and …
Web6. dec 2014 · perl -pe '$_=lc' temp The option -p tells perl to run the specified expression once for each line of input, printing the result, i.e. the final value of $_. -e indicates that the program will be the next argument, as opposed to a file containing the script. lc converts to lowercase. Without an argument, it will operate on $_. Web22. dec 2024 · You can even do both at once to force uppercase on initial characters and lowercase on the rest. The use locale directive tells Perl's case-conversion functions and pattern matching engine to respect your language environment, allowing for characters with diacritical marks, and so on. fantasy football half ppr rankings
How do I match both upper and lower case letters using regex in …
WebThe top level documentation about Perl regular expressions is found in perlre. This document describes all backslash and escape sequences. After explaining the role of the backslash, it lists all the sequences that have a special meaning in Perl regular expressions (in alphabetical order), then describes each of them. Web16. aug 2024 · A perl one-liners are a fun way of doing this. perl -ne 'print uc' NewFile.txt > output.txt The -n assigns each line to $_ which is passed as a default argument to uc (uppercase) and is executed with -e. Or you could use. perl -pe '$_ = uc' NewFile.txt > output.txt where the -p is the same as -n, but adds an implicit print $_ to the end of the ... Web16. sep 2008 · In know this is late, but the first letter of each word capitalized is not title case. Unfortunately this is the first page that comes up in a google search for "perl title case". – blm Apr 22, 2024 at 21:35 Add a comment 10 Answers Sorted by: 53 As @brian is mentioning in the comments the currently accepted answer by @piCookie is wrong! cornwall and wales